we had a shark actually -- a big female come in, and she grabbed hold of one of the baits. >> and right at the bottom where i was filming out of the bottom of the cage. >> you could hear the noise. you could feel the impact. >> knocked my camera back, bruised my hand a little bit and swam right off. >> it was a thrilling experience, and, you know, i felt safe. it definitely put a little bit of perspective to the whole thing. >> the next day, that thrilling feeling turns to terror as the king of the ocean returns with a vengeance. >> the second day we would see this one shark coming way from the deep. >> she breached the water, took the bait in with one bite, and when she came back in, she just came straight at us. >> this two-ton monster wants more than a snack. she's on the prowl for an underwater manwich. >> right away, you know, i knew